Step 3 » GENERAL learning environment Category A (A, A1, A2, AM)

For answer  A 

For motorcycle drivers it is prohibited to leave the handlebar free while driving.

For answer  B 

The use of the horn is allowed, but not abusively, and only from a distance of at least 25 meters from those to whom it is addressed.

For answer  C 

The use of the hazard warning lights is allowed, but of course these will be used only in justified cases.

The correct answer is: A and C

Recommendations:

The obligations and prohibitions of vehicle drivers - Audio-Video Lesson --> Road Traffic Code - Obligations, prohibitions and aggressive driving

For answer  A 

Regulation** - Article 148

Is prohibited the driver of motor vehicle, agricultural or forestry tractor or tram:
[...]
12. to leave free while driving the steering wheel, the handlebar or the control lever, to stop the engine or to disengage the transmission while driving;
[...]

For answer  B 

Regulation** - Article 112

The drivers of vehicles signal with warning means light, sound or with the arm, as appropriate, before performing any maneuver or to avoid an immediate danger.

Regulation** - Article 148

Is prohibited the driver of motor vehicle, agricultural or forestry tractor or tram:
[...]
13. to use abusively the sound warning means;
[...]

Regulation** - Article 113

(1) The sound warning means must be used from a distance of at least 25 m from those to whom they are addressed, for a time period that ensures the perception of the signal and without causing them maneuvers that may endanger traffic safety.
[...]

For answer  C 

Regulation** - Article 122

The drivers of vehicles signal with warning means light, sound or with the arm, as appropriate, before performing any maneuver or to avoid an immediate danger.

Regulation** - Article 114

[...]
(5) The hazard warning lights are used in the following situations:
a) when the vehicle is involuntarily immobilized on the carriageway;
b) when the vehicle moves very slowly and/or constitutes itself a danger for the other traffic participants;
c) when the motor vehicle, the agricultural or forestry tractor or the tram is towed.
[...]
(6) In the situations provided in paragraph (5), the drivers of motor vehicles, agricultural or forestry tractors and trams must activate the hazard warning lights, successively, in the order of stopping and in the event that this maneuver is required by the blockage of traffic on the direction of travel.
[...]

* OUG = EMERGENCY ORDINANCE no. 195 of December 12, 2002 updated (Road Traffic Code)
** Regulation = REGULATION for the implementation of OUG 195/2002 updated (Road Traffic Code Regulation)